For those who have a strong interest in calligraphy or want to engage in calligraphy-related work, holding a university certificate of Sanzi Jing can prove their professional quality and skills in calligraphy and increase their competitiveness in the field of calligraphy. College three-character certificate can also be used as a proof of personal comprehensive quality. In the process of job hunting, some employers will attach importance to the comprehensive quality of candidates, including artistic accomplishment and aesthetic ability.